<!DOCTYPE html>
<html>
	<head>
		<meta charset="utf-8">
		<title></title>
	</head>
	<body>
		<h1>1~10循环</h1>
		<script>
			for (var i = 1; i <= 10; i++) {
				document.write(i);
				document.write("<br />")
			}
		</script>

		<h1>continue</h1>
		<script>
			for (var i = 1; i <= 10; i++)
			{
				if (i==5) 		// i%2==0 	 i%2!=0
				{
					continue;
				}
				document.write(i);
				document.write("<br />")
			}
		</script>

		<h1>break</h1>
		<script>
			for (var i = 1; i <= 10; i++)
			{
				if (i==5) 
				{
					break;
				}
				document.write(i);
				document.write("<br />")
			}
		</script>
	</body>
</html>

